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SPARK PLUG SERVICE
Recommended spark plugs:
SPARKPLUG WRENCH
SEALINGWASHER
0.028 0.031 in
(0.7 0.8 mm)
In order to service the spark plug, you will needa spark plug wrench
(commercially available).
BPR6ES (NGK)
W20EPR-U (DENSO)
Use a spark plug wrench to remove the spark plug.
Remove the spark plug cap.
Clean any dirt from around the spark plug base.
To ensure proper engine operation, the spark plug must be properly
gapped and free of deposits.
An incorrect spark plug can cause engine damage.
Visually inspect the spark plug. Replace it if the electrodes are worn
or if the insulator is cracked, chipped, or fouled.
Measure the plug gap with a wire-
type feeler gauge.
Correct as necessary by carefully
bending the side electrode.
If the engine has been running, the muffler will be very hot. Let it cool
before servicing the spark plug.
0.028 0.031 in (0.7 0.8 mm)
1.
2.
3.
4.
5.
The gap should be:
09/02/10 18:46:45 31Z03701_042